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Rapid:
Individual Calculations January 2018 |
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| Sitbon, Itay Total change: -3.40 | |   |
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| Israel Youth Championship U15 Qualifier 2017 Center | Givatayim | ISR | 2017-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1573 | 1672 | 3.50 | 6 | -0.15 | 20 | -3.00 | |
|  Zemach, Roee | | | 1931 | ISR | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Pras, Noga | | | 1272 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kaspin, Ido | | | 1374 | ISR | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Noy, Eyal | | | 1768 | ISR | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Efrati, Alon | | | 1471 | ISR | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Shetah, Roi | | | 1623 | ISR | 0.50 | 1 | -0.07 | 20 | -1.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Eitan Amitai Memorial Team Rapid Herzliya 2017 | Herzliya | ISR | 2017-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1798 | 1672 | 1.00 | 3 | -0.02 | 20 | -0.40 | |
| | Vazana, Yochay | | | 1900 | ISR | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Iliaguev, Daniel | | | 1861 | ISR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Sherman, Reem | | | 1632 | ISR | 1.00 | 1 | 0.44 | 20 | 8.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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